1951Tom Vandergriff becomes mayor.
The city's famous mineral water well on Main and Center is capped permanently under the intersection's pavement due to increased traffic.
1952Sister city relationship established with Bad Königshofen, Germany.
Grace Lutheran church opens.
Texas & Pacific Railroad Depot is demolished.
James Daniel Cooper's historical house is donated to the city and relocated to Meadowbrook Park, serving as a library.
1953The city takes over the public library from Tarrant County.
1954General Motors Corporation plant opens.
Berry Elementary School opens.
1955J.C. Penney and Sears chain stores in business.
1956American Can Company plant opens.
Arlington Baptist College opens on the property of the old speakeasy Top O' Hill Terrace.
Arlington High School moves to its second location on Park Row and Cooper.
Old Arlington High School building becomes Ousley Jr. High
Thornton Elementary School opens.
1957Dallas-Fort Worth Turnpike opens.
1958Arlington Downs is completely destroyed by commercial developers.
Vandergriff family donates land that becomes Arlington Memorial Hospital.
1959The first candidates for a four-year bachelor's degree enroll at Arlington State College.
1961Six Arlington High School girls riding in a car plunge off the embankment of a bridge on the old Arlington-Bedford Road, tragically killing three (the bridge had been intentionally burned down by high school boys on a previous night).
City Hall opens.
Six Flags Over Texas opens.
1962Public Library opens.
Cooper House is leased to the Arlington Woman's Club who will refurbish and maintain the home.
1963Silver Star Carousel debuts at Six Flags Over Texas, originally crafted in 1920s Philadelphia.
Sam Houston High School opens.
1964Arlington Municipal Airport opens.
Speelunker Cave opens as Six Flags Over Texas's first dark ride.
Meadowbrook Recreation Center is built on the northern edge of Meadowbrook Park.
1965Turnpike Stadium opens.
Dottie Lynn and Church Women United throw the first Annual 4 July parade.
Vandergriff Chapel is built.
Cooper House is designated as a Texas Historical Landmark.
1966Park Plaza Cinema opens.
Runaway Mine Train coaster is built at Six Flags Over Texas.
Thannisch-Vandergriff Building closes as a car dealership after 38 years.
1967Arlington State College becomes the University of Texas at Arlington.
1968AISD sells the old Arlington High School/Ousley Jr. High building to UTA, and the School of Social Work opens.
1970Forum 303 Mall and Six Flags Mall open.
Arlington Genealogical Society formed.
Lamar High School opens.
1972Texas Rangers baseball team based in city.
Seven Seas Marine Life Park opens.
1973The Central Library moves to its first Abram Street location.
Theatre Arlington opens.
Bowie High School opens.
1974Dallas/Fort Worth Regional Airport opens.
Cheryl Calloway is found stabbed to death in the parking lot of Forum 303 Mall, one of Arlington's more infamous cold cases.